package control;

import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 * Servlet implementation class Logout
 */
public class Logout extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public Logout() {
        super();
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		doPost(request, response);
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		HttpSession session = request.getSession();
		String emails = (String) session.getAttribute("email");
		Cookie cookies[] = request.getCookies();
		String getCookie = null;
		if (cookies != null) {
			for (int i = 0; i < cookies.length; i++) {
				if (cookies[i].getName().equals("email")) {
					getCookie = cookies[i].getValue();
					break;
				}
			}
		}
		if (emails != null || getCookie != null) {
			session.removeAttribute("email");
			Cookie cookie = new Cookie("email", "KMEDIA");
			cookie.setMaxAge(0);
			response.addCookie(cookie);
			response.sendRedirect("index.jsp");
		} else {
			response.sendRedirect("index.jsp");
		}
		
		
	}

}
